Table 2.
Differential SCRs during extinction and acquisition
| Repeated-measures GLM | ||||
| Multivariate tests | ||||
| CS | F†1,72 = 7.9 | P = 0.006* | partial η2 = .10 | |
| CS*DBD | F2,72 = 0.5 | P = 0.61 | partial η2 = 0.01 | |
| Time | F1,72 = 6.4 | P = 0.014* | partial η2 = 0.08 | |
| Time*DBD | F2,72 = 1.1 | P = 0.35 | partial η2 = 0.03 | |
| CS*time | F1,72 = 8.0 | P = 0.006* | partial η2 = 0.10 | |
| CS*time*DBD | F2,72 = 0.8 | P = 0.43 | partial η2 = 0.02 | |
| Between-subject-effect | ||||
| DBD | F2,72 = 3.3 | P = 0.043* | partial η2 = 0.08 | |
| Differential SCRs | ||||
| HC (n = 25) M (s.d.) | DBD-d (n = 25) M (s.d.) | DBD-p (n = 25) M (s.d.) | Group difference | |
|---|---|---|---|---|
| Acquisition | 0.25 (0.50) | 0.50 (0.65) | 0.53 (0.63) | F2,72 = 1.6, P = 0.21 |
| Extinction | 0.10 (0.20) | 0.24 (0.34) | 0.49 (0.66) | F2,72 = 4.9, P = 0.01a |
| Average SCR (across acquisition and extinction) | 0.18 (0.30) | 0.37 (0.42) | 0.51 (0.59) | F2,72 = 3.3, P = 0.043a |
†All multivariate F-values refer to Wilks’ Lambda F-values.
CS, Conditioned stimulus type [CS + vs CS−] effects; DBD, Disruptive behavior disorders subgroup [HC vs DBD-d vs DBD-p] effects; HC, healthy control; DBD-d, desistent DBD subgroup; DBD-p, persistent DBD subgroup.
aSignificant difference between HC persisters.